1292490780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3077359}}^1$

素因数の和:3077378

約数の個数: 48

約数和(自身を含む): 4135971840

約数和(自身を除く): 2843481060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3077359, 6154718, 9232077, 12309436, 15386795, 18464154, 21541513, 30773590, 36928308, 43083026, 46160385, 61547180, 64624539, 86166052, 92320770, 107707565, 129249078, 184641540, 215415130, 258498156, 323122695, 430830260, 646245390, 1292490780]

約数ペア:

[(1, 1292490780), (2, 646245390), (3, 430830260), (4, 323122695), (5, 258498156), (6, 215415130), (7, 184641540), (10, 129249078), (12, 107707565), (14, 92320770), (15, 86166052), (20, 64624539), (21, 61547180), (28, 46160385), (30, 43083026), (35, 36928308), (42, 30773590), (60, 21541513), (70, 18464154), (84, 15386795), (105, 12309436), (140, 9232077), (210, 6154718), (420, 3077359)]